40275156 has 12 divisors (see below), whose sum is σ = 93975392. Its totient is φ = 13425048.

The previous prime is 40275149. The next prime is 40275187. The reversal of 40275156 is 65157204.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1678120 + ... + 1678143.

Almost surely, 2^40275156 is an apocalyptic number.

It is an amenable number.

40275156 is an abundant number, since it is smaller than the sum of its proper divisors (53700236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40275156 is a wasteful number, since it uses less digits than its factorization.

40275156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3356270 (or 3356268 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 40275156 is about 6346.2710310859. The cubic root of 40275156 is about 342.7775816382. Note that the first 3 decimals are identical.

The spelling of 40275156 in words is "forty million, two hundred seventy-five thousand, one hundred fifty-six".